Why nfs-ganesha is failing to start on boot due to '/etc/ganesha/ganesha.conf' unavailable?

Issue

'nfs-ganesha' service does not start on boot and /var/log/ganesha/ganesha.log shows errors:

11/01/2021 09:33:05 : epoch c2d70000 : <hostname> : ganesha.nfsd-1635[main] main :NFS STARTUP :CRIT :Error (token scan) while parsing (/etc/ganesha/ganesha.conf)
11/01/2021 09:33:05 : epoch c2d70000 : <hostname> : ganesha.nfsd-1635[main] config_errs_to_log :CONFIG :CRIT :Config File (<unknown file>:0): new file (/etc/ganesha/ganesha.conf) open error (No such file or directory), ignored
11/01/2021 09:33:05 : epoch c2d70000 : <hostname> : ganesha.nfsd-1635[main] main :NFS STARTUP :FATAL :Fatal errors.  Server exiting...